| Manufacturer | John Deere |
| Price | - |
| Model | 6145J |
| Equipment Type | Utility Tractors |
| Factory | Montenegro, Brazil |
JOHN DEERE 6145J POWER
| Engine | 145hp / 108.1kW |
| PTO (claimed) | 123hp / 91.7kW |
ENGINE DETAIL
The John Deere 6145J features a robust 6.8L PowerTech turbocharged diesel engine, producing 145hp at 2100 RPM and a substantial torque of 448.4 lb-ft at 1400 RPM, providing excellent power delivery for demanding agricultural tasks. Its rotary injection pump enhances fuel efficiency but may require more maintenance compared to common rail systems. With a coolant capacity of 25.0L, operators should ensure proper temperature management to maintain engine performance in extended use scenarios.
| Description | John Deere 6068 PowerTech turbocharged diesel 6-cylinder liquid-cooled |
| Displacement | 414.4ci / 6.8L |
| Bore/Stroke | 4.19x5.00inches / 106x 127mm |
| Power | 145hp / 108.1kW |
| Fuel system | rotary injection pump |
| Rated RPM | 2100 |
| Torque | 448.4lb-ft / 608.0Nm |
| Torque RPM | 1400 |
| Starter volts | 12 |
| Coolant capacity | 26.4qts / 25.0L |
ENGINE OIL
The John Deere 6145J features an oil capacity of 20.1 quarts (19.0 liters), which is essential for optimal lubrication and engine performance. Maintaining appropriate oil levels is crucial; insufficient oil can lead to increased wear and potential engine failure. Regular oil changes, factoring in this capacity, can enhance longevity and efficiency in agricultural operations.
| Oil capacity | 20.1qts / 19.0L |
JOHN DEERE 6145J ENGINE
The John Deere 6145J tractor features a robust 6.8L 6-cylinder diesel engine, providing high torque for demanding agricultural tasks. With an impressive fuel tank capacity of 83.2 gallons, it allows for extended operation between refuels, ideal for large-scale farming scenarios. However, operators should consider the potential challenges of weight distribution and fuel management for optimal performance in hilly terrains.
| Description | John Deere 6.8L 6-cyl diesel |
| Fuel tank | 83.2gal / 314.9L |
TRANSMISSION
The John Deere 6145J features a PowrQuad transmission, providing a total of 16 forward and reverse speeds with four power shift gears across four synchronized ranges. The hydraulic wet disc clutch offers smooth engagement and enhances durability, making it suitable for various field operations. This system allows for efficient gear changes under load, improving productivity during tasks like plowing or tilling, although it may require more operator training to master the full range of gear selections.
| Transmission | John Deere PowrQuad |
| Type | partial power shift |
| Gears | 16 forward and reverse |
| Clutch | hydraulic wet discs/JD Hy-Gard |
| Description | Four power shift gears (1-4) in four synchronized ranges (A-D) |
SPEEDS
| Description | With 24.5-32 R1 rear tires. Reverse speeds are 15% faster than forward |
MECHANICAL
The John Deere 6145J features a 4x4 MFWD system, enhancing traction and stability in various terrains, particularly beneficial for tillage and transport operations. Its electro-hydraulic differential lock improves power distribution to the wheels, enabling better handling on slippery surfaces. The 16-speed partial power shift transmission allows for precise speed adjustments, enhancing operational efficiency, although operators may require a learning curve to master gear selection effectively.
| Chassis | 4x4 MFWD 4WD |
| Differential lock | electro-hydraulic |
| Steering | power |
| Brakes | hydraulic wet disc |
| Cab | Four-post ROPS. Cab optional |
| Transmission | 16-speed partial power shift |
HYDRAULICS
| Type | closed center pressure-flow compensated (PFC) |
| Pressure | 2900psi / 200.0bar |
| Valves | 2 |
| Pump flow | 26.42gpm / 100.0lpm |
| SCV flow | 26.36gpm / 99.8lpm JD Hy-Gard |
TRACTOR HITCH
| Rear Type | II |
| Control | electronic lower link |
| Rear lift (at ends) | 10,160lbs / 4608kg 14,990lbs / 6799kg (optional) |
| Rear lift (at 24 | 7,893lbs / 3580kg 11,640lbs / 5279kg (optional) |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Clutch | electro-hydraulic |
| Rear RPM | 540/1000 |
JOHN DEERE 6145J TIRES
The John Deere 6145J tractor offers a range of optional tire sizes to optimize performance for various agricultural applications, allowing for improved traction, flotation, and stability based on soil conditions and workload. The standard tires (18.4-26 front and 24.5-32 rear) provide a robust setup for heavier implements, while smaller or wider optional tires enable adaptability for specific tasks, enhancing maneuverability in confined spaces or reducing soil compaction. However, choosing the wrong tire configuration can affect fuel efficiency and operational effectiveness, requiring careful consideration of anticipated use scenarios.
| Standard tires (ag) | Front: 18.4-26. Rear: 24.5-32 |
| Optional tires (ag) | Front: 16.9-26. Rear: 18.4-38 Front: 16.9-26. Rear: 18.4-38 Front: 14.9-28. Rear: 23.1-30 Front: 14.9-28. Rear: 18.4-38 Front: 12.4-36. Rear: Front: 320/90R50. Rear: Front: 16.9-24. Rear: 18.4-34 |
DIMENSIONS
| Wheelbase | 104.3inches / 264cm |
| Length | 195.6inches / 496cm |
| Height | 112.7inches / 286cm |
| Ground clearance | 22.4inches / 56cm |
| Rear axle | Bar: 3.386 by 108inches / 86by 2743mm |
| Front tread | 62.9 to 82.6inches / 159to 209cm |
| Rear tread | 66.5 to 104.3inches / 168to 264cm |
JOHN DEERE 6145J WEIGHT
| 11,290lbs / 5121kg (ROPS) 12,460lbs / 5651kg (cab) | |
| Ballasted | 17,640lbs / 8001kg |
DIMENSIONS & TIRES
The John Deere 6145J features a wheelbase of 104.3 inches, providing stability for heavy-duty applications while maintaining maneuverability in tight spaces. Weighing between 11,290 to 12,460 pounds, it offers a robust structure for enhanced durability but may limit transport options depending on regional regulations. The tire specification, with larger rear tires (24.5-32), suggests better traction and load-bearing capacity, making it ideal for farming operations on varied terrain.
| Wheelbase | 104.3inches / 264cm |
| Weight | 11290 to 12460 pounds |
| Front tire | 18.4-26 |
| Rear tire | 24.5-32 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 90 |
| Battery volts | 12 |
| Battery AH | 150 |